Question

Is 7 an irrational number?

Answer 1

No. `7` is not an irrational number.

Explanation:

An irrational number is a real number which cannot be expressed as `a/b` where `a` and `b` are integers. As `7/1 = 7` and `7` and `1` are integers, this means `7` is not an irrational number.